Science

Sunday, 4 October 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Phobos
The largest impact crater on the surface of Phobos is called Stickney, its diameter is up to 10 kilometers.
It was named after Asaph Hall’s wife, Chloe Angeline Stickney Hall, a mathematician. A collision that formed Stickney crater could have shattered the moon.
NASA
Any astronaut interested in working for NASA has to complete 1 000 hours of flying time.
Snow
On average, snowflakes are about five millimeters in diameter and weigh about four milligrams.
As temperatures rise, snowflakes become larger as the crystals thaw and then stick together to form ...
Amber
A trade route between the North Sea, the Baltic Sea to the Mediterranean Sea, was called an Amber Road.
It was established to transport amber between Northern and Southern Europe.
Brain
The brain develops and matures until around the age of 25.
During the first year of life, an infant's brain enlarges threefold.
Silver
Due to its bactericidal properties, silver is also used in the textile industry.
Silver
Silver is used in medicine wherever it is necessary to reduce the risk of bacterial infections (surgical instruments, dialysis devices).
Silver is also currently used in disinfectants and disinfectants, as well as preparations to prevent infection of wounds and burns.
Cosmos
The largest mountain in the Solar System is Olympus Mons.
This extinct volcano rises above the Martian surface to a height of about level. The diameter of the ...
Moon
The moon was formed about 4527 billion years ago, or about 30 to 50 million years after the formation of the solar system.
Milky Way
Within a radius of 200 thousand, There are as many as 22 galaxies light years from the Milky Way.
All these objects are within the range of the Milky Way's gas halo and are its satellites. The largest of them are the Large Magellanic Cloud, SagDEG, Ursa Major II, and Toucan II.